通信导航设备 meaning in Chinese

communications security equipment

Technical requirement for the installation , operation , maintenance and repair of marine navigation equipment . 9ghz sart
船用通信导航设备的安装使用维护修理技术要求9ghz搜救雷达应答器
Technical requirement for the installation , operation , maintenance and repair of marine navigation equipment 406mhz epirb
船用通信导航设备的安装使用维护修理技术要求406mhz卫星应急无线电示位标
Gps requirements for installation , operation , maintenance and repair of marine navigation and communications equipment global positioning system receiver
船用通信导航设备安装使用维护修理技术要求全球定位系统
Technical requirement for the installation , operation , maintenance and repair of marine navigation equipment survival craft two - way vhf radio telephone apparatus
船用通信导航设备的安装使用维护修理技术要求救生艇